net.onrc.openvirtex.elements.network

Class Network<T1 extends Switch,T2 extends Port,T3 extends Link>

java.lang.Object

net.onrc.openvirtex.elements.network.Network<T1,T2,T3>

Type Parameters:

T1 - generic Switch type

T2 - generic Port type

T3 - Generic Link type

All Implemented Interfaces:

OVXSendMsg, LLDPEventHandler

Direct Known Subclasses:

OVXNetwork, PhysicalNetwork

public abstract class Network<T1 extends Switch,T2 extends Port,T3 extends Link>
extends Object
implements LLDPEventHandler, OVXSendMsg

Abstract parent class for networks, maintains data structures for the topology graph.

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<Long,T1>	dpidMap
protected Set<T3>	linkSet
protected Map<T1,HashSet<T1>>	neighborMap
protected Map<T2,T2>	neighborPortMap
protected Set<T1>	switchSet

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Network() Instantiates the network.

Method Summary

Methods

Modifier and Type	Method and Description
protected void	addLink(T3 link) Adds link to topology data structures.
protected void	addSwitch(T1 sw) Adds switch to topology.
abstract boolean	boot() Boots this network.
T3	getLink(T2 srcPort, T2 dstPort) Gets the link instance between the given ports.
Set<T3>	getLinks() Returns the unmodifiable set of links belonging to the network.
T2	getNeighborPort(T2 port) Returns neighbor port of given port.
Set<T1>	getNeighbors(T1 sw) Returns neighbor switches of given switch.
T1	getSwitch(Long dpid) Returns switch instance based on its dpid.
Set<T1>	getSwitches() Returns the unmodifiable set of switches belonging to the network.
protected boolean	removeLink(T3 link) Removes link to topology.
protected boolean	removeSwitch(T1 sw) Removes switch from topology.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.onrc.openvirtex.linkdiscovery.LLDPEventHandler

handleLLDP

Methods inherited from interface net.onrc.openvirtex.core.io.OVXSendMsg

getName, sendMsg

Field Detail

switchSet

protected final Set<T1 extends Switch> switchSet

linkSet

protected final Set<T3 extends Link> linkSet

dpidMap

protected final Map<Long,T1 extends Switch> dpidMap

neighborPortMap

protected final Map<T2 extends Port,T2 extends Port> neighborPortMap

neighborMap

protected final Map<T1 extends Switch,HashSet<T1 extends Switch>> neighborMap

Constructor Detail

Network

protected Network()

Instantiates the network.

Method Detail

addLink

protected void addLink(T3 link)

Adds link to topology data structures.

Parameters:

link - the link

removeLink

protected boolean removeLink(T3 link)

Removes link to topology.

Parameters:

link - the link

Returns:

true if successful, false otherwise

addSwitch

protected void addSwitch(T1 sw)

Adds switch to topology.

Parameters:

sw - the switch

removeSwitch

protected boolean removeSwitch(T1 sw)

Removes switch from topology.

Parameters:

sw - the switch

Returns:

true if successful, false otherwise

getNeighbors

public Set<T1> getNeighbors(T1 sw)

Returns neighbor switches of given switch.

Parameters:

sw - the switch

Returns:

Unmodifiable set of switch instances.

getNeighborPort

public T2 getNeighborPort(T2 port)

Returns neighbor port of given port.

Parameters:

port - the port

Returns:

the neighbour port

getSwitch

public T1 getSwitch(Long dpid)
                            throws InvalidDPIDException

Returns switch instance based on its dpid.

Parameters:

dpid - the datapath ID

Returns:

the switch instance

Throws:

InvalidDPIDException

getSwitches

public Set<T1> getSwitches()

Returns the unmodifiable set of switches belonging to the network.

Returns:

set of switches

getLinks

public Set<T3> getLinks()

Returns the unmodifiable set of links belonging to the network.

Returns:

set of links

getLink

public T3 getLink(T2 srcPort,
         T2 dstPort)

Gets the link instance between the given ports.

Parameters:

srcPort - the source port

dstPort - the destination port

Returns:

the link instance, null if it doesn't exist

boot

public abstract boolean boot()

Boots this network.

Returns:

true if successful, false otherwise